<i18n dev> RFR: 8366178: Implement JEP 526: Lazy Constants (Second Preview) [v2]

[Per Minborg]

On Thu, 16 Oct 2025 12:10:51 GMT, Per Minborg <pminborg at openjdk.org> wrote:

>> src/java.base/share/classes/java/util/AbstractMap.java line 335:
>> 
>>> 333:      */
>>> 334:     @Stable
>>> 335:     transient Set<K>        keySet;
>> 
>> Are all uses of this field in `java.util` able to handle the `@Stable`ness of this field correctly?
>
> That is a good question. The potentially different keySet values should be freely substitutable or else there seams to be something wrong. If they are FS, then the VM should be able to pick any. But it is a big assumption to say that *all* maps that extend AM behave in such a way.  We could go back to the previous version and shadow the field. That seems safest.
> 
> Note: there is work in progress to remove these fields.

I've reverted the @Stable annotation on AM.keySet.

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PR Review Comment: https://git.openjdk.org/jdk/pull/27605#discussion_r2440164233